This mathematical calculator is positioned on the taskbar, the area of the desktop where the list of the open program appears. When the calculator box is active, you can press the digits and play the operations of a common calculator, that is the four fundamental operations (+, -, *, /) plus the square radix (q), the percentage (%) and the total ('Enter' or '=').

The license of this software is Freeware, you can free download and free use this shell extension software.